Section 217.46 - Letters of Authorization(a) To incidentally take marine mammals pursuant to the regulations in this subpart, AGDC must apply for and obtain (LOAs) in accordance with § 216.106 of this chapter for conducting the activity identified in § 217.40(c) .(b) LOAs, unless suspended or revoked, may be effective for a period of time not to extend beyond the expiration date of the regulations in this subpart.(c) If an LOA(s) expires prior to the expiration date of the regulations in this subpart, AGDC may apply for and obtain a renewal of the LOA(s).(d) In the event of projected changes to the activity or to mitigation, monitoring, reporting (excluding changes made pursuant to the adaptive management provision of § 217.47(c)(1) ) required by an LOA, AGDC must apply for and obtain a modification of LOAs as described in § 217.47 .(e) Each LOA must set forth: (1) Permissible methods of incidental taking;(2) Means of effecting the least practicable adverse impact (i.e., mitigation) on the species, their habitat, and the availability of the species for subsistence uses; and(3) Requirements for monitoring and reporting.(f) Issuance of the LOA(s) must be based on a determination that the level of taking must be consistent with the findings made for the total taking allowable under the regulations in this subpart.(g) Notice of issuance or denial of the LOA(s) must be published in the FEDERAL REGISTER within 30 days of a determination.